root@raspberrypi:~# apt-get install docker-ce
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  imagemagick-6-common libfftw3-double3 liblcms2-2 liblqr-1-0 libmagickcore-6.q16-3
  libmagickwand-6.q16-3 libopenjp2-7 omvextras-common php-curl php-imagick
  php-symfony-class-loader php-symfony-polyfill-apcu php7.0-curl
Use 'apt autoremove' to remove them.
Recommended packages:
  aufs-tools cgroupfs-mount | cgroup-lite pigz
The following NEW packages will be installed:
  docker-ce
0 upgraded, 1 newly installed, 0 to remove and 1 not upgraded.
Need to get 0 B/28.3 MB of archives.
After this operation, 137 MB of additional disk space will be used.
Selecting previously unselected package docker-ce.
(Reading database ... 51825 files and directories currently installed.)
Preparing to unpack .../docker-ce_18.06.1~ce~3-0~debian_armhf.deb ...
Unpacking docker-ce (18.06.1~ce~3-0~debian) ...
Setting up docker-ce (18.06.1~ce~3-0~debian) ...
Created symlink /etc/systemd/system/multi-user.target.wants/docker.service ? /lib/systemd/system/docker.service.
Created symlink /etc/systemd/system/sockets.target.wants/docker.socket ? /lib/systemd/system/docker.socket.
Job for docker.service failed because the control process exited with error code.
See "systemctl status docker.service" and "journalctl -xe" for details.
invoke-rc.d: initscript docker, action "start" failed.
? docker.service - Docker Application Container Engine
   Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
   Active: activating (auto-restart) (Result: exit-code) since Thu 2018-09-27 08:41:20 BST; 26ms ago
     Docs: https://docs.docker.com
  Process: 16461 ExecStart=/usr/bin/dockerd -H fd:// (code=exited, status=1/FAILURE)
 Main PID: 16461 (code=exited, status=1/FAILURE)
      CPU: 631ms

Sep 27 08:41:20 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:20 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
dpkg: error processing package docker-ce (--configure):
 subprocess installed post-installation script returned error exit status 1
Processing triggers for systemd (232-25+deb9u4) ...
Processing triggers for man-db (2.7.6.1-2) ...
Errors were encountered while processing:
 docker-ce
E: Sub-process /usr/bin/dpkg returned an error code (1)
root@raspberrypi:~# journalctl -xe
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg=s
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg=s
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.615270584+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647081877+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647263803+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647577863+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647744477+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.648050933+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.649981389+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.660824700+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.668172254+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.675432257+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.702578426+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703319150+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703457379+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703510555+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703561180+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703610450+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.704047375+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705296428+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705389970+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705578979+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705667832+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705801894+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707244384+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.719943047+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.727269716+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.734439980+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: Error starting daemon: Error initializing network
Sep 27 08:41:22 raspberrypi dockerd[16891]: Perhaps iptables or your kernel needs to be upgra
Sep 27 08:41:22 raspberrypi dockerd[16891]:  (exit status 3)
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, sta
Sep 27 08:41:22 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Service hold-off time over, schedulin
Sep 27 08:41:23 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
-- Subject: Unit docker.service has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Closed Docker Socket for the API.
-- Subject: Unit docker.socket has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished shutting down.
...skipping...
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg=s
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg=s
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22+01:00" level=info msg="
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.615270584+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647081877+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647263803+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647577863+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.647744477+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.648050933+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.649981389+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.660824700+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.668172254+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.675432257+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.702578426+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703319150+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703457379+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703510555+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703561180+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.703610450+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.704047375+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705296428+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705389970+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705578979+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705667832+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.705801894+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707244384+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.719943047+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.727269716+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.734439980+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: Error starting daemon: Error initializing network
Sep 27 08:41:22 raspberrypi dockerd[16891]: Perhaps iptables or your kernel needs to be upgra
Sep 27 08:41:22 raspberrypi dockerd[16891]:  (exit status 3)
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, sta
Sep 27 08:41:22 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Service hold-off time over, schedulin
Sep 27 08:41:23 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
-- Subject: Unit docker.service has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Closed Docker Socket for the API.
-- Subject: Unit docker.socket has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Stopping Docker Socket for the API.
-- Subject: Unit docker.socket has begun shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Starting Docker Socket for the API.
-- Subject: Unit docker.socket has begun start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun starting up.
Sep 27 08:41:23 raspberrypi systemd[1]: Listening on Docker Socket for the API.
-- Subject: Unit docker.socket has finished start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished starting up.
--
-- The start-up result is done.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Start request repeated too quickly.
Sep 27 08:41:23 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.socket: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.719943047+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.727269716+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.734439980+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: Error starting daemon: Error initializing network
Sep 27 08:41:22 raspberrypi dockerd[16891]: Perhaps iptables or your kernel needs to be upgra
Sep 27 08:41:22 raspberrypi dockerd[16891]:  (exit status 3)
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, sta
Sep 27 08:41:22 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Service hold-off time over, schedulin
Sep 27 08:41:23 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
-- Subject: Unit docker.service has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Closed Docker Socket for the API.
-- Subject: Unit docker.socket has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Stopping Docker Socket for the API.
-- Subject: Unit docker.socket has begun shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Starting Docker Socket for the API.
-- Subject: Unit docker.socket has begun start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun starting up.
Sep 27 08:41:23 raspberrypi systemd[1]: Listening on Docker Socket for the API.
-- Subject: Unit docker.socket has finished start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished starting up.
--
-- The start-up result is done.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Start request repeated too quickly.
Sep 27 08:41:23 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.socket: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.719943047+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.727269716+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.734439980+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: Error starting daemon: Error initializing network
Sep 27 08:41:22 raspberrypi dockerd[16891]: Perhaps iptables or your kernel needs to be upgra
Sep 27 08:41:22 raspberrypi dockerd[16891]:  (exit status 3)
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, sta
Sep 27 08:41:22 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Service hold-off time over, schedulin
Sep 27 08:41:23 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
-- Subject: Unit docker.service has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Closed Docker Socket for the API.
-- Subject: Unit docker.socket has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Stopping Docker Socket for the API.
-- Subject: Unit docker.socket has begun shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Starting Docker Socket for the API.
-- Subject: Unit docker.socket has begun start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun starting up.
Sep 27 08:41:23 raspberrypi systemd[1]: Listening on Docker Socket for the API.
-- Subject: Unit docker.socket has finished start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished starting up.
--
-- The start-up result is done.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Start request repeated too quickly.
Sep 27 08:41:23 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.socket: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
...skipping...
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707244384+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.707381623+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.719943047+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.727269716+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: time="2018-09-27T08:41:22.734439980+01:00" level=
Sep 27 08:41:22 raspberrypi dockerd[16891]: Error starting daemon: Error initializing network
Sep 27 08:41:22 raspberrypi dockerd[16891]: Perhaps iptables or your kernel needs to be upgra
Sep 27 08:41:22 raspberrypi dockerd[16891]:  (exit status 3)
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, sta
Sep 27 08:41:22 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:22 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Service hold-off time over, schedulin
Sep 27 08:41:23 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
-- Subject: Unit docker.service has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Closed Docker Socket for the API.
-- Subject: Unit docker.socket has finished shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Stopping Docker Socket for the API.
-- Subject: Unit docker.socket has begun shutting down
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun shutting down.
Sep 27 08:41:23 raspberrypi systemd[1]: Starting Docker Socket for the API.
-- Subject: Unit docker.socket has begun start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has begun starting up.
Sep 27 08:41:23 raspberrypi systemd[1]: Listening on Docker Socket for the API.
-- Subject: Unit docker.socket has finished start-up
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.socket has finished starting up.
--
-- The start-up result is done.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Start request repeated too quickly.
Sep 27 08:41:23 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
-- Subject: Unit docker.service has failed
-- Defined-By: systemd
-- Support: https://www.debian.org/support
--
-- Unit docker.service has failed.
--
-- The result is failed.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.socket: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Sep 27 08:41:23 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.